CN117929174A - Wire cable deflection test device with defect alarm - Google Patents
Wire cable deflection test device with defect alarm Download PDFInfo
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Abstract
The invention relates to the technical field of wire and cable testing, in particular to a wire and cable deflection testing device with a defect alarm, which comprises a supporting box body, wherein a reciprocating screw rod is rotatably connected to the inner part of the upper surface of the supporting box body, a servo motor is fixedly connected to one end of the reciprocating screw rod, which is positioned in the supporting box body, the servo motor is in transmission connection with the reciprocating screw rod, and a guide sliding block is sleeved outside the reciprocating screw rod; the invention analyzes from the angles of machinery and a system to ensure the stability and the effectiveness of the whole testing process, is beneficial to improving the testing accuracy and reducing unnecessary energy consumption, analyzes from the angles of machinery and the system, namely, performs test obstruction risk supervision, evaluation and analysis on deviation interference data of equipment to improve test supervision effect and test precision, and performs supervision early warning record on cable surface defects under normal equipment to know the change condition of the cable surface so as to ensure the testing effectiveness and reliability.
Description
Technical Field
The invention relates to the technical field of wire and cable testing, in particular to a wire and cable deflection test device with a defect alarm function.
Background
The wire cable deflection testing machine is mainly used for testing the bending strength of a wire cable so as to evaluate the quality and performance of the wire cable, is high-precision testing equipment and is used for measuring deflection tests of various wire cables under load dynamic conditions, is not only suitable for flexible cables with rubber-plastic insulation and jackets, but also can be used for testing other types of wire cables, and consists of a mechanical device part, a heavy hammer group, a detachable pulley group, a power supply control and alarm display system and the like;
The electric wire and cable is an indispensable article in modern production and life, the quality of the electric wire and cable is directly related to the personal and property safety of residents, in order to ensure the safety of products, each manufacturer and quality inspection department can carry out each factory test on the electric wire and cable, such as an electric wire and cable deflection test for detecting the damage degree of the flexible electric wire and cable with rubber insulation and a sheath after being bent for a certain number of times under the dynamic state of load, but in the prior art, the operation and supervision of the equipment test process cannot be carried out, the precision and the effectiveness of the equipment test are further reduced, the timely early warning feedback on defects in the test process cannot be carried out, and the test data failure and the economic loss increase are caused;
In view of the above technical drawbacks, a solution is now proposed.
Disclosure of Invention
The invention aims to provide a wire cable deflection test device with a defect alarm, which is used for solving the technical defects, analyzing from the angles of machinery and systems to ensure the stability and the effectiveness of the whole test process, simultaneously helping to improve the test accuracy and reduce unnecessary energy consumption, analyzing from the angles of machinery and systems, namely analyzing deviation interference data of equipment to test interference risk supervision and evaluation so as to judge whether an internal component of the equipment affects the test or not, stopping the test in time, reducing unnecessary energy consumption, simultaneously helping to improve the test supervision effect and the test accuracy, and carrying out supervision and early warning record on the defects of the cable surface under the normal condition of the equipment so as to know the change condition of the cable surface, and simultaneously carrying out test effectiveness evaluation feedback operation in combination with the conditions of the early warning component so as to know the test effectiveness condition in the whole test process, so as to interrupt the test in time and ensure the test effectiveness and the reliability.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a wire and cable deflection test device with defect alarm, includes the supporting box body, the inside rotation of upper surface of supporting box body is connected with the reciprocating screw rod, and the inside of supporting box body is located the one end fixedly connected with servo motor of reciprocating screw rod, servo motor is transmission connection with reciprocating screw rod, the outside of reciprocating screw rod has cup jointed the direction slider, the both sides of supporting box body are all fixedly connected with locating rack, one side that the locating rack kept away from the supporting box body is fixedly connected with control panel, two the front surface of locating rack all rotates and is connected with two leading wheels, two the front surface of locating rack just is located the top winding of leading wheel has the cable, be provided with the hanging sign indicating number between two leading wheels on the locating rack and be located the cable top;
The upper surface fixedly connected with vertical board of direction slider, the upper surface fixedly connected with accommodate motor of vertical board, accommodate motor's lower surface inside transmission is connected with adjustable lead screw, the outside of adjustable lead screw has cup jointed supplementary slider, and the one end of supplementary slider is fixed connection with vertical board, the front surface of vertical board is less than the high rotation of leading wheel and is connected with fixed flexible wheel, the front surface of supplementary slider rotates and is connected with adjustable flexible wheel, and adjustable flexible wheel is located the homonymy of vertical board with fixed flexible wheel.
Preferably, a supervision platform is arranged in the control panel, and a data acquisition module, a test deviation supervision module, a line acquisition feedback module, a test effective evaluation module, an early warning execution module and a safety self-checking module are arranged in the supervision platform;
When the supervision platform generates a management command, the management command is sent to an internal data acquisition module, when the data acquisition module receives the management command, the data acquisition module immediately acquires deviation interference data of equipment, the deviation interference data comprises a parameter deviation value and a state risk value, the deviation interference data is sent to a test deviation supervision module, the test deviation supervision module immediately performs test obstruction risk supervision evaluation analysis on the deviation interference data after receiving the deviation interference data, sends an obtained normal signal to a line acquisition feedback module and a test effectiveness evaluation module, and sends an obtained risk signal to an early warning execution module through the line acquisition feedback module;
The circuit acquisition feedback module immediately acquires surface risk data of the cable after receiving the normal signal, wherein the surface risk data represents a surface risk value, performs surface test supervision feedback analysis on the surface risk data, and sends an obtained early warning signal to the early warning execution module and the safety self-checking module;
The safety self-checking module immediately acquires early warning risk data of an early warning component in the control panel after receiving the early warning signal, wherein the early warning risk data comprises an early warning missing value and an operation blocking value, performs early warning information supervision operation on the early warning risk data, and sends the obtained optimized signal to the early warning executing module;
And the test effectiveness evaluation module immediately performs test effectiveness evaluation feedback operation after receiving the normal signal and sends the obtained interrupt signal to the early warning execution module.
Preferably, the test deviation supervision module performs the following risk supervision evaluation analysis process:
S1: acquiring the time length from the starting operation time to the ending operation time of the equipment, marking the time length as a time threshold, acquiring a parameter deviation value of the equipment in the time threshold, wherein the parameter deviation value represents a sum value obtained by carrying out data normalization processing on a difference value between a maximum peak value in a rotating speed characteristic curve of a reciprocating screw and a set rotating speed and a difference value between a maximum vertical height value of an adjustable flexible wheel and the set height value, and the maximum vertical height value represents a numerical value from the center of the circle of the adjustable flexible wheel to the upper surface of a supporting box body;
S2: acquiring a state risk value of equipment in a time threshold, wherein the state risk value represents a sum value obtained by carrying out data normalization processing on a part of the maximum circumference of rotation of the reciprocating screw rod exceeding a preset threshold and a maximum inclination angle of a vertical plate, the inclination angle of the vertical plate represents an angle formed by the front surface of the vertical plate and the upper surface of a supporting box body, the state risk value is compared with a stored preset state risk value threshold for analysis, and a part of the state risk value larger than the preset state risk value threshold is marked as a test risk value;
S3: comparing the parameter deviation value and the test risk value with a preset parameter deviation value threshold value and a preset test risk value threshold value which are recorded and stored in the parameter deviation value and the test risk value:
if the parameter deviation value is smaller than a preset parameter deviation value threshold value and the test risk value is smaller than a preset test risk value threshold value, generating a normal signal;
And if the parameter deviation value is greater than or equal to a preset parameter deviation value threshold value or the test risk value is greater than or equal to a preset test risk value threshold value, generating a risk signal.
Preferably, the surface test supervision feedback analysis process of the line acquisition feedback module is as follows:
dividing a test cable into g sub-length sections, wherein g is a natural number larger than zero, acquiring surface risk values of the cables in each sub-length section in a time threshold, wherein the surface risk values represent sum values obtained by normalizing the crack length and the crack depth of the surfaces of the cables in the sub-length sections, comparing the sum values with sum values obtained by normalizing the number of bulges, and comparing the surface risk values with preset surface risk value thresholds recorded and stored in the surface risk values:
If the surface risk value is smaller than or equal to a preset surface risk value threshold value, no signal is generated;
And if the surface risk value is larger than a preset surface risk value threshold value, generating an early warning signal.
Preferably, the operation process of monitoring the early warning information of the safety self-checking module is as follows:
obtaining an early warning missing value and an operation blocking value of an early warning component in equipment in a time threshold, wherein the early warning missing value represents a difference value between the display number of early warning characters and early warning operation, then a product value obtained by carrying out data normalization processing on a part of a single early warning character, the display area of which is lower than a set display area, the operation blocking value represents a part of the early warning component, the maximum value of the operation temperature of which deviates from an initial operation temperature value, then a product value obtained by carrying out data normalization processing on the operation blocking value and an abnormal sound mean value, comparing and analyzing the operation blocking value with a stored preset operation blocking value threshold, and marking a part of which the operation blocking value is greater than the preset operation blocking value threshold as an intuitive interference value;
Comparing the early warning missing value and the visual interference value with a preset early warning missing value threshold value and a preset visual interference value threshold value which are recorded and stored in the early warning missing value and the visual interference value:
if the early warning missing value is smaller than a preset early warning missing value threshold value and the visual interference value is smaller than a preset visual interference value threshold value, no signal is generated;
and if the early warning missing value is greater than or equal to a preset early warning missing value threshold or the visual interference value is greater than or equal to a preset visual interference value threshold, generating an optimized signal.
Preferably, the test effectiveness evaluation feedback operation process of the test effectiveness evaluation module is as follows:
acquiring a parameter deviation value and a test risk value corresponding to a normal signal in a time threshold, and simultaneously acquiring an early warning missing value and an intuitive interference value of equipment in the time threshold, wherein the parameter deviation value, the test risk value, the early warning missing value and the intuitive interference value are respectively marked as CB, CF, YQ and ZG;
According to the formula Obtaining a test risk assessment coefficient, wherein a1, a2, a3 and a4 are respectively parameter deviation values, test risk values, early warning missing values and visual interference values, the scale factor coefficient is used for correcting deviation of each parameter in a formula calculation process, so that calculation results are more accurate, a1, a2, a3 and a4 are all larger than zero, a5 is a preset correction factor coefficient, the value is 2.196, R is a test risk assessment coefficient, and the test risk assessment coefficient R is compared with a preset test risk assessment coefficient curve recorded and stored in the test risk assessment coefficient R:
if the test risk assessment coefficient R is positioned below a preset test risk assessment coefficient curve, no signal is generated;
if the test risk assessment coefficient R is located above or over the preset test risk assessment coefficient curve, an interrupt signal is generated.
The beneficial effects of the invention are as follows:
(1) The invention analyzes from the angles of machinery and systems to ensure the stability and effectiveness of the whole testing process, is beneficial to improving the testing accuracy, reduces unnecessary energy consumption, namely analyzes from the angle of machinery, adjusts the height of the auxiliary sliding block through the adjustable screw rod, further adjusts the height of the adjustable deflection wheel so as to realize the testing of cables with different specifications, and when the testing is started, the vertical plate reciprocates on the supporting box body, and because the servo motor is a technical feature capable of adjusting the speed, the cable deflection testing equipment can complete the detection of the cable with different specifications and a plurality of standard deflection tests according to different testing speeds of the tested cable, and is beneficial to improving the testing accuracy;
(2) The invention also analyzes from the angle of combining machinery and a system, namely, performs test obstruction risk supervision evaluation analysis on deviation interference data of equipment so as to judge whether the internal components of the equipment influence the test or not, so as to stop the test in time, reduce unnecessary energy consumption, simultaneously help to improve test supervision effect and test precision, and perform supervision early warning record on cable surface defects under normal equipment so as to know the change condition of the cable surface, and simultaneously perform test effectiveness evaluation feedback operation in combination with the condition of the early warning components so as to know the test effectiveness condition in the whole test process, so as to interrupt the test in time and ensure the test effectiveness and reliability.
Drawings
The invention is further described below with reference to the accompanying drawings;
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front elevational view of the structure of the present invention;
FIG. 3 is a schematic view of the structure of the auxiliary slide block of the present invention;
FIG. 4 is a rear elevational view of the structure of the present invention;
fig. 5 is a block flow diagram of the structural system of the present invention.
Legend description: 1. supporting the box body; 2. a reciprocating screw rod; 3. a guide slide block; 4. a positioning frame; 5. a control panel; 6. a guide wheel; 7. hanging a code; 8. a vertical plate; 9. adjusting a motor; 10. an adjustable screw rod; 11. an auxiliary slide block; 12. fixing a bending wheel; 13. an adjustable deflection wheel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
Referring to fig. 1 to 5, the invention discloses a wire and cable deflection test device with defect alarm, which comprises a supporting box body 1, wherein a reciprocating screw rod 2 is rotationally connected to the inside of the upper surface of the supporting box body 1, a servo motor is fixedly connected to one end of the inside of the supporting box body 1, which is positioned on the reciprocating screw rod 2, the servo motor is in transmission connection with the reciprocating screw rod 2, a guide sliding block 3 is sleeved outside the reciprocating screw rod 2, positioning frames 4 are fixedly connected to two sides of the supporting box body 1, one side of the positioning frame 4, which is far away from the supporting box body 1, is fixedly connected with a control panel 5, the front surfaces of the two positioning frames 4 are rotationally connected with two guide wheels 6, cables are wound on the front surfaces of the two positioning frames 4 and positioned above the guide wheels 6, hanging codes 7 are arranged between the two guide wheels 6 on the positioning frames 4, the cables with different specifications are installed, and the proper hanging codes 7 are installed between the two guide wheels 6 according to the parameters of the cables, and meanwhile, the hanging codes 7 are installed on the other side of the positioning frames 4 in the same way, so that the hanging codes 7 are the same;
The upper surface of the guide sliding block 3 is fixedly connected with a vertical plate 8, the upper surface of the vertical plate 8 is fixedly connected with an adjusting motor 9, the inside of the lower surface of the adjusting motor 9 is in transmission connection with an adjustable screw rod 10, the outside of the adjustable screw rod 10 is sleeved with an auxiliary sliding block 11, one end of the auxiliary sliding block 11 is fixedly connected with the vertical plate 8, the front surface of the vertical plate 8 is lower than the height of the guide wheel 6, a fixed deflection wheel 12 is rotationally connected with the front surface of the auxiliary sliding block 11, an adjustable deflection wheel 13 is rotationally connected with the front surface of the auxiliary sliding block 11, and the adjustable deflection wheel 13 and the fixed deflection wheel 12 are positioned on the same side of the vertical plate 8;
in the process of installing cables, the adjusting motor 9 is controlled to work according to the setting, the adjusting motor 9 drives the adjustable screw rod 10 to rotate, the height of the auxiliary sliding block 11 is adjusted through the adjustable screw rod 10, the height of the adjustable bending wheel 13 is adjusted, the cables with different specifications are tested, when the test is started, the vertical plate 8 is made to reciprocate on the supporting box body 1, and as the servo motor is a technical characteristic capable of adjusting the speed, different test speeds are adopted according to different tested cables, the cable bending test equipment can complete bending test detection of various specifications of cables and various standards, and meanwhile, the test precision is improved;
The control panel 5 is internally provided with a supervision platform, when the supervision platform generates a management command, the management command is sent to an internal data acquisition module, when the data acquisition module receives the management command, the data acquisition module immediately acquires deviation interference data of equipment, the deviation interference data comprises parameter deviation values and state risk values, the deviation interference data are sent to a test deviation supervision module, the test deviation supervision module immediately performs test obstruction risk supervision analysis on the deviation interference data after receiving the deviation interference data, so as to judge whether an internal component of the equipment affects a test or not, and feedback management is performed timely to ensure smooth performance and test accuracy of the test, and the specific test obstruction risk supervision analysis process is as follows:
acquiring the time length from the starting operation time to the ending operation time of the equipment, marking the time length as a time threshold, acquiring a parameter deviation value of the equipment in the time threshold, wherein the parameter deviation value represents the difference value between the maximum peak value in a rotating speed characteristic curve of the reciprocating screw rod 2 and a set rotating speed, and the sum value obtained by carrying out data normalization processing on the difference value between the maximum vertical height value of the adjustable flexible wheel 13 and the set height value, and the maximum vertical height value represents the numerical value from the center of the circle of the adjustable flexible wheel 13 to the upper surface of the supporting box body 1;
acquiring a state risk value of equipment in a time threshold, wherein the state risk value represents a sum value obtained by carrying out data normalization processing on a part of the maximum circumference of rotation of the reciprocating screw rod 2 exceeding a preset threshold and a maximum inclination angle of the vertical plate 8, the inclination angle of the vertical plate 8 represents an angle formed by the front surface of the vertical plate 8 and the upper surface of the supporting box body 1, comparing the state risk value with a stored preset state risk value threshold for analysis, and marking a part of the state risk value larger than the preset state risk value threshold as a test risk value, wherein the larger the value of the test risk value is, the larger the test result deviation risk is;
Comparing the parameter deviation value and the test risk value with a preset parameter deviation value threshold value and a preset test risk value threshold value which are recorded and stored in the parameter deviation value and the test risk value:
If the parameter deviation value is smaller than a preset parameter deviation value threshold value and the test risk value is smaller than a preset test risk value threshold value, generating a normal signal, and sending the normal signal to a line acquisition feedback module and a test effective evaluation module;
If the parameter deviation value is greater than or equal to a preset parameter deviation value threshold value or the test risk value is greater than or equal to a preset test risk value threshold value, a risk signal is generated and sent to an early warning execution module through a line acquisition feedback module, and the early warning execution module immediately makes a preset early warning operation corresponding to the risk signal after receiving the risk signal, so that the test can be stopped in time, unnecessary energy consumption is reduced, and meanwhile, the test supervision effect and the test precision are improved.
Embodiment two:
The line acquisition feedback module immediately acquires surface risk data of the cable after receiving the normal signal, wherein the surface risk data represents a surface risk value, and performs surface test supervision feedback analysis on the surface risk data to judge whether defects exist on the surface of the cable so as to timely early warning feedback management, and the specific surface test supervision feedback analysis process is as follows:
dividing a test cable into g sub-length sections, wherein g is a natural number larger than zero, acquiring surface risk values of the cables in each sub-length section in a time threshold, wherein the surface risk values represent sum values obtained by normalizing the crack length and the crack depth of the surfaces of the cables in the sub-length sections, comparing the sum values with sum values obtained by normalizing the number of bulges, and comparing the surface risk values with preset surface risk value thresholds recorded and stored in the surface risk values:
If the surface risk value is smaller than or equal to a preset surface risk value threshold value, no signal is generated;
If the surface risk value is greater than a preset surface risk value threshold value, generating an early warning signal, sending the early warning signal to an early warning execution module and a safety self-checking module, immediately making a preset early warning operation corresponding to the early warning signal after the early warning execution module receives the early warning signal, and simultaneously displaying the sub-length section numbers corresponding to the early warning signal so as to timely and accurately know the surface defect condition of each sub-length section cable and further know the change condition of the cable surface;
The safety self-checking module immediately collects early warning risk data of an early warning component in the control panel 5 after receiving an early warning signal, wherein the early warning risk data comprises an early warning missing value and an operation blocking value, and performs early warning information supervision operation on the early warning risk data to judge whether early warning information is complete or not so as to ensure the effectiveness of early warning and the integrity of information, so as to improve the stability of test records, and the specific early warning information supervision operation process is as follows:
Obtaining an early warning missing value and an operation blocking value of an early warning component in equipment in a time threshold, wherein the early warning missing value represents a difference value between the display number of early warning characters and early warning operation, and then the product value obtained by carrying out data normalization processing on the early warning missing value and a part of a single early warning character, the display area of which is lower than a set display area, the operation blocking value represents a part of the early warning component, the maximum value of the operation temperature of which deviates from an initial operation temperature value, and then the product value obtained by carrying out data normalization processing on the early warning missing value and an abnormal sound mean value, and comparing and analyzing the operation blocking value with a stored preset operation blocking value threshold, and marking a part of the operation blocking value, which is larger than the preset operation blocking value threshold, as an intuitive interference value;
Comparing the early warning missing value and the visual interference value with a preset early warning missing value threshold value and a preset visual interference value threshold value which are recorded and stored in the early warning missing value and the visual interference value:
if the early warning missing value is smaller than a preset early warning missing value threshold value and the visual interference value is smaller than a preset visual interference value threshold value, no signal is generated;
If the early warning missing value is greater than or equal to a preset early warning missing value threshold value or the visual interference value is greater than or equal to a preset visual interference value threshold value, generating an optimized signal, and sending the optimized signal to an early warning execution module, wherein the early warning execution module immediately makes a preset early warning operation corresponding to the optimized signal after receiving the optimized signal, so that an early warning component in the equipment can be optimized in time, the integrity and the effectiveness of early warning information are ensured, and the stability of information recording is improved;
The test effectiveness evaluation module immediately carries out test effectiveness evaluation feedback operation after receiving the normal signal so as to know the test effectiveness condition in the whole test process and interrupt the test in time so as to ensure the test effectiveness and stability, reduce unnecessary energy consumption, and the specific test effectiveness evaluation feedback operation process is as follows:
acquiring a parameter deviation value and a test risk value corresponding to a normal signal in a time threshold, and simultaneously acquiring an early warning missing value and an intuitive interference value of equipment in the time threshold, wherein the parameter deviation value, the test risk value, the early warning missing value and the intuitive interference value are respectively marked as CB, CF, YQ and ZG;
According to the formula Obtaining a test risk assessment coefficient, wherein a1, a2, a3 and a4 are respectively parameter deviation values, test risk values, early warning missing values and visual interference values, the scale factor coefficient is used for correcting deviation of each parameter in a formula calculation process, so that calculation results are more accurate, a1, a2, a3 and a4 are all larger than zero, a5 is a preset correction factor coefficient, the value is 2.196, R is a test risk assessment coefficient, and the test risk assessment coefficient R is compared with a preset test risk assessment coefficient curve recorded and stored in the test risk assessment coefficient R:
if the test risk assessment coefficient R is positioned below a preset test risk assessment coefficient curve, no signal is generated;
if the test risk assessment coefficient R is positioned above or on a preset test risk assessment coefficient curve, generating an interrupt signal, sending the interrupt signal to an early warning execution module, and immediately displaying preset early warning characters corresponding to the interrupt signal after the early warning execution module receives the interrupt signal, so that the equipment is reasonably managed according to the information feedback condition, the test efficiency and the accuracy are improved, and meanwhile, unnecessary energy consumption is reduced;
in summary, the invention analyzes from the mechanical and system angles to ensure the stability and effectiveness of the whole testing process, and is helpful to improve the testing accuracy, reduce unnecessary energy consumption, namely analyze from the mechanical angle, adjust the height of the auxiliary slider 11 through the adjustable screw rod 10, further adjust the height of the adjustable deflection wheel 13, so as to realize the testing of cables with different specifications, and when the testing is started, the vertical plate 8 is made to reciprocate on the supporting box 1, and because the servo motor is adopted as the technical feature of speed regulation, the cable deflection testing equipment of the invention can complete the deflection test detection of cables with various specifications and standards according to different testing speeds of the tested cables, and is helpful to improve the testing accuracy;
And the analysis is carried out from the angle of combining machinery and a system, namely, the deviation interference data of the equipment is subjected to test obstruction risk supervision evaluation analysis, so that whether the internal components of the equipment influence the test or not is judged, the test is stopped in time, unnecessary energy consumption is reduced, the test supervision effect and the test precision are improved, under the normal condition of the equipment, the cable surface defects are subjected to supervision and early warning record, so that the change condition of the cable surface is known, and meanwhile, the condition of the early warning components is combined to carry out test effectiveness evaluation feedback operation, so that the test effectiveness condition in the whole test process is known, the test is interrupted in time, and the test effectiveness and reliability are ensured.
The size of the threshold is set for ease of comparison, and regarding the size of the threshold, the number of cardinalities is set for each set of sample data depending on how many sample data are and the person skilled in the art; as long as the proportional relation between the parameter and the quantized value is not affected.
The above formulas are all formulas obtained by collecting a large amount of data for software simulation and selecting a formula close to the true value, and coefficients in the formulas are set by a person skilled in the art according to practical situations, and the above is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is within the technical scope of the present invention, and the technical scheme and the inventive concept according to the present invention are equivalent to or changed and are all covered in the protection scope of the present invention.
Claims (6)
1. The utility model provides a wire cable deflection test device with defect warning, includes support box (1), the inside rotation of upper surface of support box (1) is connected with reciprocating screw (2), and the inside of support box (1) is located the one end fixedly connected with servo motor of reciprocating screw (2), servo motor is transmission connection with reciprocating screw (2), the outside of reciprocating screw (2) has cup jointed guide slider (3), a serial communication port, both sides of support box (1) all fixedly connected with locating rack (4), one side that locating rack (4) kept away from support box (1) is fixedly connected with control panel (5), and the front surface of two locating rack (4) all rotates and is connected with two leading wheels (6), and the front surface of two locating rack (4) just is located the top winding of leading wheel (6) and has the cable, between two leading wheels (6) on locating rack (4) and be located the cable top and be provided with string sign indicating number (7);
The upper surface fixedly connected with vertical board (8) of direction slider (3), the upper surface fixedly connected with accommodate motor (9) of vertical board (8), the inside transmission of lower surface of accommodate motor (9) is connected with adjustable lead screw (10), auxiliary slide block (11) have been cup jointed to the outside of adjustable lead screw (10), and the one end of auxiliary slide block (11) is fixed connection with vertical board (8), the front surface of vertical board (8) is less than the high rotation of leading wheel (6) and is connected with fixed flexible wheel (12), the front surface of auxiliary slide block (11) rotates and is connected with adjustable flexible wheel (13), and adjustable flexible wheel (13) are located the homonymy of vertical board (8) with fixed flexible wheel (12).
2. The wire and cable deflection test device with the defect alarm according to claim 1, wherein a supervision platform is arranged in the control panel (5), and a data acquisition module, a test deviation supervision module, a line acquisition feedback module, a test effectiveness evaluation module, an early warning execution module and a safety self-checking module are arranged in the supervision platform;
When the supervision platform generates a management command, the management command is sent to an internal data acquisition module, when the data acquisition module receives the management command, the data acquisition module immediately acquires deviation interference data of equipment, the deviation interference data comprises a parameter deviation value and a state risk value, the deviation interference data is sent to a test deviation supervision module, the test deviation supervision module immediately performs test obstruction risk supervision evaluation analysis on the deviation interference data after receiving the deviation interference data, sends an obtained normal signal to a line acquisition feedback module and a test effectiveness evaluation module, and sends an obtained risk signal to an early warning execution module through the line acquisition feedback module;
The circuit acquisition feedback module immediately acquires surface risk data of the cable after receiving the normal signal, wherein the surface risk data represents a surface risk value, performs surface test supervision feedback analysis on the surface risk data, and sends an obtained early warning signal to the early warning execution module and the safety self-checking module;
the safety self-checking module immediately acquires early warning risk data of an early warning component in the control panel (5) after receiving the early warning signal, wherein the early warning risk data comprises an early warning missing value and an operation blocking value, performs early warning information supervision operation on the early warning risk data, and sends the obtained optimized signal to the early warning executing module;
And the test effectiveness evaluation module immediately performs test effectiveness evaluation feedback operation after receiving the normal signal and sends the obtained interrupt signal to the early warning execution module.
3. The wire and cable deflection test device with fault alarm of claim 2, wherein the test deviation supervision module test obstruction risk supervision evaluation analysis process is as follows:
S1: acquiring the time length from the starting operation time to the ending operation time of the equipment, marking the time length as a time threshold, acquiring a parameter deviation value of the equipment in the time threshold, wherein the parameter deviation value represents the difference value between the maximum peak value in a rotating speed characteristic curve of a reciprocating screw rod (2) and a set rotating speed, the sum value is obtained by carrying out data normalization processing on the difference value between the maximum vertical height value of an adjustable flexible wheel (13) and the set height value, and the maximum vertical height value represents the numerical value from the center of the adjustable flexible wheel (13) to the upper surface of a supporting box body (1);
s2: acquiring a state risk value of equipment in a time threshold, wherein the state risk value represents a sum value obtained by carrying out data normalization processing on a part of the maximum circumference of rotation of the reciprocating screw rod (2) exceeding a preset threshold and a maximum inclination angle of the vertical plate (8), the inclination angle of the vertical plate (8) represents an angle formed by the front surface of the vertical plate (8) and the upper surface of the supporting box body (1), comparing the state risk value with a stored preset state risk value threshold, and analyzing the part of the state risk value greater than the preset state risk value threshold as a test risk value;
S3: comparing the parameter deviation value and the test risk value with a preset parameter deviation value threshold value and a preset test risk value threshold value which are recorded and stored in the parameter deviation value and the test risk value:
if the parameter deviation value is smaller than a preset parameter deviation value threshold value and the test risk value is smaller than a preset test risk value threshold value, generating a normal signal;
And if the parameter deviation value is greater than or equal to a preset parameter deviation value threshold value or the test risk value is greater than or equal to a preset test risk value threshold value, generating a risk signal.
4. The wire and cable deflection test device with defect alarm according to claim 2, wherein the surface test supervision feedback analysis process of the line acquisition feedback module is as follows:
dividing a test cable into g sub-length sections, wherein g is a natural number larger than zero, acquiring surface risk values of the cables in each sub-length section in a time threshold, wherein the surface risk values represent sum values obtained by normalizing the crack length and the crack depth of the surfaces of the cables in the sub-length sections, comparing the sum values with sum values obtained by normalizing the number of bulges, and comparing the surface risk values with preset surface risk value thresholds recorded and stored in the surface risk values:
If the surface risk value is smaller than or equal to a preset surface risk value threshold value, no signal is generated;
And if the surface risk value is larger than a preset surface risk value threshold value, generating an early warning signal.
5. The wire and cable deflection test device with defect alarm according to claim 2, wherein the early warning information supervision operation process of the safety self-checking module is as follows:
obtaining an early warning missing value and an operation blocking value of an early warning component in equipment in a time threshold, wherein the early warning missing value represents a difference value between the display number of early warning characters and early warning operation, then a product value obtained by carrying out data normalization processing on a part of a single early warning character, the display area of which is lower than a set display area, the operation blocking value represents a part of the early warning component, the maximum value of the operation temperature of which deviates from an initial operation temperature value, then a product value obtained by carrying out data normalization processing on the operation blocking value and an abnormal sound mean value, comparing and analyzing the operation blocking value with a stored preset operation blocking value threshold, and marking a part of which the operation blocking value is greater than the preset operation blocking value threshold as an intuitive interference value;
Comparing the early warning missing value and the visual interference value with a preset early warning missing value threshold value and a preset visual interference value threshold value which are recorded and stored in the early warning missing value and the visual interference value:
if the early warning missing value is smaller than a preset early warning missing value threshold value and the visual interference value is smaller than a preset visual interference value threshold value, no signal is generated;
and if the early warning missing value is greater than or equal to a preset early warning missing value threshold or the visual interference value is greater than or equal to a preset visual interference value threshold, generating an optimized signal.
6. The wire and cable deflection test apparatus with fault alarm of claim 5 wherein said test validity assessment feedback operation of said test validity assessment module is as follows:
acquiring a parameter deviation value and a test risk value corresponding to a normal signal in a time threshold, and simultaneously acquiring an early warning missing value and an intuitive interference value of equipment in the time threshold, wherein the parameter deviation value, the test risk value, the early warning missing value and the intuitive interference value are respectively marked as CB, CF, YQ and ZG;
According to the formula Obtaining a test risk assessment coefficient, wherein a1, a2, a3 and a4 are respectively parameter deviation values, test risk values, early warning missing values and visual interference values, the scale factor coefficient is used for correcting deviation of each parameter in a formula calculation process, so that calculation results are more accurate, a1, a2, a3 and a4 are all larger than zero, a5 is a preset correction factor coefficient, the value is 2.196, R is a test risk assessment coefficient, and the test risk assessment coefficient R is compared with a preset test risk assessment coefficient curve recorded and stored in the test risk assessment coefficient R:
if the test risk assessment coefficient R is positioned below a preset test risk assessment coefficient curve, no signal is generated;
if the test risk assessment coefficient R is located above or over the preset test risk assessment coefficient curve, an interrupt signal is generated.
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